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v3.22.2.2

Note 12 - Related Party Transactions (Details Textual) - USD ($) |  | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Jul. 10, 2017 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021 | Mar. 02, 2021 | Mar. 01, 2021
Accrued Expenses, Related Party |  | $ 222,455 |  | $ 222,455 |  | $ 414,241 |  |
Interim Chief Executive Officer [Member] |  |  |  |  |  |  |  |
Due to Related Parties, Current, Total |  | 58,000 |  | 58,000 |  | 0 |  |
Royalty on Net Sales, Percentage |  |  |  |  |  |  | 2.50% |
Director Clinical Affair [Member] |  |  |  |  |  |  |  |
Royalty on Net Sales, Percentage |  |  |  |  |  |  | 2.50% | 5.00%
Director of Clinical Affairs [Member] |  |  |  |  |  |  |  |
Accounts Payable, Related Parties |  | 81,000 |  | 81,000 |  | 123,000 |  |
Royalty Expense |  | 81,000 | $ 111,000 | 213,000 | $ 248,000 |  |  |
Professional Fees |  | 39,000 | 39,000 | 78,000 | 78,000 |  |  |
Previous President and Chief Executive Officer [Member] |  |  |  |  |  |  |  |
Increase (Decrease) in Deferred Compensation | $ (100,000) |  |  |  |  |  |  |
Employment Agreement, Base Compensation | 200,000 |  |  |  |  |  |  |
Consultant [Member] |  |  |  |  |  |  |  |
Deferred Compensation Arrangement with Individual, Compensation Expense |  | 50,000 |  | 100,000 |  |  |  |
Increase (Decrease) in Deferred Compensation | (100,000) |  |  |  |  |  |  |
Employment Agreement, Base Compensation | $ 200,000 |  |  |  |  |  |  |
Managing Director, China Operations [Member] |  |  |  |  |  |  |  |
Deferred Compensation Arrangement with Individual, Compensation Expense |  | 50,000 | 25,000 | 100,000 | 25,000 |  |  |
US Asian Consulting Group, LLC [Member] |  |  |  |  |  |  |  |
Deferred Compensation Arrangement with Individual, Compensation Expense |  |  | 25,000 |  | 25,000 |  |  |
Manufacturing Agreement for Handpieces [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Purchases from Related Party |  | 436,000 | 493,000 | 1,700,000 | 878,000 |  |  |
Manufacturing Agreement for Handpieces [Member] | Accounts Payable, Related Parties, Current [Member] |  |  |  |  |  |  |  |
Due to Related Parties, Current, Total |  | 720,000 |  | 720,000 |  | 548,000 |  |
Accounts Payable, Related Parties |  | 720,000 |  | 720,000 |  | 395,000 |  |
Accrued Expenses, Related Party |  | 0 |  | 0 |  | $ 153,000 |  |
Consulting Services [Member] |  |  |  |  |  |  |  |
Related Party Transaction, Expenses from Transactions with Related Party |  | 25,000 | 25,000 | 50,000 | 50,000 |  |  |
Deferred Compensation Arrangement with Individual, Compensation Expense |  | $ 0 | $ 15,000 | $ 0 | $ 30,000 |  |  |

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